Downpipe Header Fits: Royal Enfield Himalayan 2016 to 2024 - Lightweight upgrade. - Compatible with the original Enfield silencer and aftermarket silencers made for your Himalayan, including our own Black Widow silencers. - Accepts the original O2 sensor (oxygen sensor) - Heat shield bracket welded in place to accept your original, keeping the original rugged looks. - Weight 1.5kg. Saving 1 kg over the original. - By far these are the best power to weight improvement you can fit your Himalayan. - Front and rear gaskets included. - 304 Grade stainless steel. - Tig welded by hand for a beautiful finish. - 2-Year Unlimited Mileage Warranty.